Chapter 1 introduction, General specifications – Magma EB7R-x8 User Manual
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M A G M A
1
Chapter 1 Introduction
General Specifications
The Magma 7 Slot PCI Express® to PCI Express® Expansion System 
(Model EB7-x8) is a general-purpose bus expansion chassis for the 
Peripheral Component Interconnect Express (PCIe) local bus. The 
expansion chassis is fully compliant with the PCI Express Local Bus 
Specification. This system consists of a PCI Express host card, a 3–
meter iPass cable, a rack-mount enclosure containing a 7 slot PCIe 
expansion backplane, a power supply, and cooling fans. The EB7-x8 
can be easily transformed into a host computer with 8 slots when a Root 
Complex card is installed in place of the expansion interface card in the 
chassis. 
Item
Description
Host Card:
Low Profile PCI Express x8 (8 lane)
Backplane:
7 PCIe slots, 1 PCIe upstream or Root Complex 
slot 
Enclosure:
4U Black Rack-mount (All Steel)
Dimensions:
19" W x 7" H x 17.7" D
Weight:
24 lb or 11.804 kg
Standard Cable Length:
3-meter iPass cable
PCI Express Bus Specification
Revision 1.1
PCI Local Bus Specification:
Revision 2.3
PCI Bridge Architecture Spec:
Revision 1.2
Interconnect Bandwidth:
4000 MB/sec or 4 GB/sec or 40 Gbps
Cooling:
One 85.2 CFM fan 
One fan in power supply 
Power Supply:
Model EB7-x8 includes an auto-switching 500W 
supply 
 MTBF:
53,000
hours
 Operating
Environment:
0º to 50º C Operating Temperature 
-20º to 60º C Storage Temperature 
5% to 85% Relative Humidity, Non-condensing 
 Operating
Systems:
Windows XP/2000/Server 2003/Vista 
Mac OS X version 10.4.x + 
Red Hat Linux 9, Linux Kernel 2.6+ 
Solaris and Open Solaris 2008.05 
Warranty:
1 Year Return to Factory
 Available
Options:
7-meter cable (PN: SUBCBL7IP)
Disk Drive Cage for up to seven 3.5” 
internal disk drives (PN: RDRIVECAGE) 
PCIe card hold down kit (PN: RCHD7)
Rack-mount slide kit (PN: RSLIDES-XX)
